When you change the first value from "Full" to "Upgrade" or vice-versa, an empty dialog box pops up, with no text and a Ok button. I have to clcik on it twice t

When you change the first value from "Full" to "Upgrade" or vice-versa, an empty dialog box pops up, with no text and a Ok button. I have to clcik on it twice to dismiss it. IE on Win XP!